/* Puzzle Strategy page-owned styles */

#puzzle-strategy-page {
  position: relative;
  overflow: hidden;
}

.ps-section {
  position: relative;
  padding-block: var(--space-3xl);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms ease-out, transform 600ms ease-out;
}

.ps-section.ps-visible {
  opacity: 1;
  transform: translateY(0);
}

.ps-section-inner {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: var(--container-padding-mobile);
}

@media (min-width: 768px) {
  .ps-section-inner {
    padding-inline: var(--container-padding-desktop);
  }
}

/* Vertical stream */
.ps-stream {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-cyan), var(--color-violet), var(--color-coral), var(--color-yellow), var(--color-turquoise), var(--color-indigo), var(--color-cyan));
  background-size: 100% 300%;
  animation: ps-stream-flow 12s linear infinite;
  opacity: 0.5;
}

@keyframes ps-stream-flow {
  0% {
    background-position: 0 0;
  }
  100% {
    background-position: 0 300%;
  }
}

@media (max-width: 767px) {
  .ps-stream {
    left: 8px;
    opacity: 0.25;
  }
}

/* Droplet icons */
.ps-droplet {
  width: 12px;
  height: 12px;
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  margin-block-end: var(--space-md);
}

.ps-droplet-cyan { background-color: var(--color-cyan); }
.ps-droplet-violet { background-color: var(--color-violet); }
.ps-droplet-coral { background-color: var(--color-coral); }
.ps-droplet-yellow { background-color: var(--color-yellow); }
.ps-droplet-turquoise { background-color: var(--color-turquoise); }
.ps-droplet-indigo { background-color: var(--color-indigo); }

/* Strategy Foundations */
.ps-foundations-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.ps-foundations-copy {
  max-width: 70ch;
}

.ps-pull-quote {
  max-width: 65ch;
  margin-block-start: var(--space-xl);
  margin-block-end: var(--space-xl);
}

.ps-benefit-list {
  list-style: disc;
  padding-inline-start: var(--space-lg);
  margin-block-end: var(--space-md);
}

.ps-benefit-list li {
  margin-block-end: var(--space-xs);
}

/* Assess Before You Pour */
.ps-assess-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  padding: var(--space-xl);
}

.ps-assess-main {
  max-width: 70ch;
  min-width: 0;
}

.ps-assess-sidebar {
  min-width: 0;
}

.ps-sidebar-box {
  background-color: var(--color-white-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-glass), var(--shadow-glass-inset);
}

.ps-sidebar-box h4 {
  margin-block-end: var(--space-md);
}

.ps-key-questions {
  list-style: none;
  padding-inline-start: 0;
  margin-block-end: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.ps-key-questions li {
  padding-inline-start: var(--space-md);
  position: relative;
}

.ps-key-questions li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-cyan);
}

.ps-numbered-list {
  padding-inline-start: var(--space-lg);
  margin-block-end: var(--space-md);
  list-style: decimal;
}

.ps-numbered-list li {
  margin-block-end: var(--space-xs);
}

@media (min-width: 900px) {
  .ps-assess-card {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: var(--space-2xl);
  }
}

/* Preserving Empty Space */
.ps-empty-space-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.ps-empty-space-copy {
  max-width: 65ch;
  min-width: 0;
}

.ps-empty-space-callout {
  min-width: 0;
}

.ps-callout-box {
  background-color: rgba(255, 209, 102, 0.2);
  border-inline-start: 4px solid var(--color-violet);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-lg);
  max-width: 60ch;
  color: var(--color-ink);
}

@media (min-width: 900px) {
  .ps-empty-space-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-2xl);
    align-items: start;
  }
}

/* Deliberate Exposure of Buried Colours */
.ps-buried-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.ps-buried-copy {
  max-width: 70ch;
  min-width: 0;
}

.ps-buried-visual {
  min-width: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  min-height: 220px;
}

.ps-glass-illustration {
  width: 120px;
  height: 180px;
  border: 2px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  background-color: var(--color-white-glass);
  box-shadow: var(--shadow-glass), var(--shadow-glass-inset);
  position: relative;
  overflow: hidden;
}

.ps-glass-layers {
  display: flex;
  flex-direction: column-reverse;
  justify-content: flex-start;
  padding: 8px;
  gap: 4px;
}

.ps-layer {
  height: 32px;
  border-radius: 4px;
  opacity: 0.85;
}

.ps-layer-yellow { background-color: var(--color-yellow); }
.ps-layer-turquoise { background-color: var(--color-turquoise); }
.ps-layer-coral { background-color: var(--color-coral); }
.ps-layer-cyan { background-color: var(--color-cyan); }

.ps-bubble {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.9);
  animation: ps-bubble-rise 3s ease-in-out infinite;
}

.ps-bubble-one {
  left: 20%;
  bottom: 20%;
}

.ps-bubble-two {
  right: 20%;
  bottom: 40%;
  animation-delay: 1.5s;
}

@keyframes ps-bubble-rise {
  0% {
    transform: translateY(0);
    opacity: 0.8;
  }
  50% {
    transform: translateY(-20px);
    opacity: 0.4;
  }
  100% {
    transform: translateY(0);
    opacity: 0.8;
  }
}

@media (min-width: 900px) {
  .ps-buried-inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: var(--space-2xl);
    align-items: center;
  }
}

/* Creating Future Options */
.ps-future-options-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.ps-future-options-copy {
  max-width: 65ch;
  min-width: 0;
}

.ps-comparison-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-block-end: var(--space-md);
}

.ps-table-row {
  display: contents;
}

.ps-table-row span {
  padding: var(--space-sm) var(--space-md);
  border-block-end: 1px solid var(--color-glass-border);
  min-width: 0;
}

.ps-table-header span {
  font-weight: 600;
  background-color: rgba(0, 180, 216, 0.08);
}

.ps-table-row:last-child span {
  border-block-end: none;
}

@media (max-width: 600px) {
  .ps-comparison-table {
    grid-template-columns: 1fr;
  }
  .ps-table-header {
    display: none;
  }
  .ps-table-row span {
    border-block-end: 1px solid var(--color-glass-border);
  }
  .ps-table-row span:nth-child(odd) {
    background-color: rgba(0, 180, 216, 0.04);
  }
}

/* Avoiding Repetitive Moves */
.ps-repetitive-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.ps-repetitive-icon {
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 0;
}

.ps-loop-icon {
  display: block;
  width: 48px;
  height: 48px;
  border: 3px solid var(--color-yellow);
  border-radius: 50%;
  position: relative;
  transition: transform var(--transition-fast);
}

.ps-loop-icon::before {
  content: "";
  position: absolute;
  top: -6px;
  right: -2px;
  width: 12px;
  height: 12px;
  border-top: 3px solid var(--color-yellow);
  border-right: 3px solid var(--color-yellow);
  transform: rotate(45deg);
}

.ps-repetitive-icon:hover .ps-loop-icon {
  transform: rotate(180deg);
}

.ps-repetitive-copy {
  max-width: 70ch;
  min-width: 0;
}

@media (min-width: 768px) {
  .ps-repetitive-inner {
    grid-template-columns: 80px minmax(0, 1fr);
    gap: var(--space-xl);
  }
  .ps-repetitive-icon {
    justify-content: flex-start;
  }
}

/* Recognising Restrictive Decisions */
.ps-restrictive-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.ps-restrictive-copy {
  max-width: 65ch;
  min-width: 0;
}

.ps-restrictive-card {
  min-width: 0;
}

.ps-warning-card {
  background-color: rgba(255, 107, 107, 0.08);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-glass), var(--shadow-glass-inset);
}

.ps-warning-card h4 {
  margin-block-end: var(--space-md);
}

.ps-warning-card-list {
  list-style: none;
  padding-inline-start: 0;
  margin-block-end: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.ps-warning-card-list li {
  padding-inline-start: var(--space-md);
  position: relative;
}

.ps-warning-card-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-coral);
}

.ps-warning-list {
  list-style: disc;
  padding-inline-start: var(--space-lg);
  margin-block-end: var(--space-md);
}

.ps-warning-list li {
  margin-block-end: var(--space-xs);
}

@media (min-width: 900px) {
  .ps-restrictive-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-2xl);
    align-items: start;
  }
}

/* Thinking Several Pours Ahead */
.ps-thinking-ahead-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.ps-thinking-ahead-copy {
  max-width: 70ch;
  min-width: 0;
}

.ps-sequence-illustration {
  min-width: 0;
}

.ps-sequence-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.ps-sequence-glass {
  height: 100px;
  border: 2px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  background-color: var(--color-white-glass);
  box-shadow: var(--shadow-glass), var(--shadow-glass-inset);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.ps-sequence-glass:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px var(--color-glass-shadow);
}

@media (min-width: 768px) {
  .ps-sequence-container {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Using Restart as a Learning Tool */
.ps-restart-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.ps-restart-copy {
  max-width: 65ch;
  min-width: 0;
}

.ps-reflection-list {
  list-style: disc;
  padding-inline-start: var(--space-lg);
  margin-block-end: var(--space-md);
}

.ps-reflection-list li {
  margin-block-end: var(--space-xs);
}

.ps-restart-quote {
  max-width: 65ch;
  margin-block-start: var(--space-xl);
  text-align: center;
  margin-inline: auto;
}

/* Putting It All Together */
.ps-together-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.ps-together-checklist {
  min-width: 0;
}

.ps-checklist-card {
  padding: var(--space-xl);
}

.ps-checklist {
  list-style: none;
  padding-inline-start: 0;
  margin-block-end: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.ps-checklist li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding-block: var(--space-xs);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.ps-checklist li::before {
  content: "";
  flex: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-cyan);
  border-radius: 6px;
  background-color: var(--color-canvas);
  margin-block-start: 2px;
}

.ps-checklist li:hover {
  background-color: rgba(0, 180, 216, 0.06);
}

.ps-together-closing {
  max-width: 70ch;
  min-width: 0;
}

.ps-together-closing a {
  color: var(--color-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.ps-together-closing a:hover {
  color: var(--color-violet);
}

@media (min-width: 900px) {
  .ps-together-inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: var(--space-2xl);
    align-items: start;
  }
}

/* Focus states */
.ps-section a:focus-visible,
.ps-section button:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .ps-section {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .ps-stream {
    animation: none;
  }
  .ps-bubble {
    animation: none;
  }
  .ps-sequence-glass:hover {
    transform: none;
  }
  .ps-loop-icon:hover {
    transform: none;
  }
}